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medical Headlights vacuum gauge pointer does not swing too large

time2012/03/11

medical Headlights vacuum gauge pointer does not swing too large, such as swing likely is the entrance of the vaporization. Another vacuum gauge readings can not be too high, too high may be blockage of the entrance door jammed, or the entrance door flap off, suck pond water level to reduce.
medical Headlights pressure gauge reading is too low, could be bad inside the pump work, the seal ring and severe wear. Pump outlet pressure will reduce the water demand of another system.
medical Headlights ammeter reading may be water supply large amount of friction in the pump. If the ammeter reading is too small, indicating that the pump has been falling into the water or the outside world does not need so much water. medical the Headlights vacuum table, pressure gauge, ammeter reading is normal